n. 边界；边缘；优势（edge的复数）

n the boundary of a surface

n a line determining the limits of an area

n a sharp side formed by the intersection of two surfaces of an object

n the attribute of urgency in tone of voice

n a slight competitive advantage

n the outside limit of an object or area or surface; a place farthest away from the center of something

v advance slowly, as if by inches

v provide with a border or edge

v lie adjacent to another or share a boundary

v provide with an edge